Merck Posted October 17, 2026

Associate Scientist, Postdoctoral Fellow – Computational Protein Design

Cambridge, Massachusetts, United States of America FULL_TIME
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About this opportunity

Job Description

Our company's Discovery Biologics is seeking a talented postdoctoral scientist motivated to push the boundaries of computational protein engineering and next-generation biotherapeutics design. In this role, you will develop and apply state-of-the-art artificial intelligence (AI) and machine learning (ML) tools in conjunction with physics-based modeling to address fundamental challenges facing computational protein design and structure prediction. The successful candidate will explore how ensemble-aware computational protein design (e.g. target conformational flexibility, state selectivity, multi-state binder design) can directly impact therapeutic pipelines and develop the methodology and tools to realize these unique advantages. Embedded in the Disruptive Technology group in our Cambridge, MA facility, the candidate will leverage our company's state-of-the-art capabilities and expertise in computational design, high-throughput production, and characterization for rapid data generation and model validation.

As a postdoctoral fellow, your focus will be to deliver broadly relevant, high-impact science and computational models and tools. Publication of this work in peer-reviewed journals and scientific conferences is expected and the scope of the research project is designed specifically for external publication opportunity.

Key Responsibilities:

Implement rigorous benchmarking strategies for evaluating state-of-the-art computational protein design approaches.

Develop and validate ensemble-aware generative design and scoring methodologies for the advancement of next-generation biotherapeutics.

Communicate findings within our company and the broader scientific community by authoring high-impact manuscripts and distributing high-quality models and tools.

Education Requirements:

Must currently hold a PhD OR

Receive a Ph.D. no later than spring 2027

Ph.D. in Computational Biology, Bioinformatics, Computer Science, Biophysics, Computational Chemistry, Machine Learning, or a related quantitative discipline.

Required Experience and Skills:

Hands-on experience developing and/or applying computational protein design tools (e.g., RFdiffusion, BoltzGen, ProteinMPNN) and structure prediction algorithms (e.g., AlphaFold, Boltz, ESMFold) for binder design. Understanding of relevant experimental techniques for evaluation and characterization.

Quantitative evaluation mindset with a demonstrated ability to construct rigorous benchmarks, curate high-quality datasets, and apply critical-thinking and analytical skills for evaluation.

Strong proficiency in Python and modern ML frameworks (e.g., PyTorch, JAX), alongside experience with high-performance computing and reproducible software development.

Demonstrated commitment to collaboration in highly-interdisciplinary environments.

Strong track record of clear and effective scientific communication in addition to first-author peer-reviewed publications and presentations at major conferences.

Preferred Experience and Skills:

Experience training or fine-tuning generative models (diffusion, flow-matching, etc.) or foundation models is highly desireable.

Experience with conformational ensemble generation and analysis, ensemble prediction methods (e.g., AF-cluster, AlphaFlow, BioEmu) and/or molecular dynamics tools (e.g., AMBER, Desmond, GROMACS, OpenMM).

Familiarity with energetic and free-energy methods for protein–protein interfaces (e.g., Rosetta/PyRosetta, Flex ddG, FEP).

Experimental experience is a plus but not required. Familiarity with protein production, display technologies, and NGS-based selections with an understanding of how experimental data informs model development is advantageous.

postdoctoralopportunities

The salary range for this role is: $82,000-$92,000

This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. An employee’s position within the salary range will be based on several factors including, but not limited to relevant education, qualifications, certifications, experience, skills, geographic location, government requirements, and business or organizational needs.

The successful candidate will be eligible for annual bonus and long-term incentive, if applicable.

We offer a comprehensive package of benefits. Available benefits include medical, dental, vision healthcare and other insurance benefits (for employee and family), retirement benefits, including 401(k), paid holidays, vacation, and compassionate and sick days

Required Skills:

Biophysics, Computational Biology, Computational Biophysics, Computational Methods, Machine Learning (ML), Protein Structure Modeling, Protein Structure Prediction

Preferred Skills:

Current Employees apply HERE

Current Contingent Workers apply HERE

US and Puerto Rico Residents Only:

Our company is committed to inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here if you need an accommodation during the application or hiring process.

As an Equal Employment Opportunity Employer, we provide equal opportunities to all employees and applicants for employment and prohibit discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or other applicable legally protected characteristics.  As a federal contractor, we comply with all affirmative action requirements for protected veterans and individuals with disabilities.  For more information about personal rights under the U.S. Equal Opportunity Employment laws, visit:

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We are proud to be a company that embraces the value of bringing together, talented, and committed people with diverse experiences, perspectives, skills and backgrounds. The fastest way to breakthrough innovation is when people with diverse ideas, broad experiences, backgrounds, and skills come together in an inclusive environment. We encourage our colleagues to respectfully challenge one another’s thinking and approach problems collectively.

Learn more about your rights, including under California, Colorado and other US State Acts

San Francisco Residents Only:  We will consider qualified applicants with arrest and conviction records for employment in compliance with the San Francisco Fair Chance Ordinance

Los Angeles Residents Only:  We will consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance

Search Firm Representatives Please Read Carefully 

Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company.  No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails.

Employee Status:

Regular

Relocation:

Domestic

VISA Sponsorship:

Yes

Travel Requirements:

10%

Flexible Work Arrangements:

Not Applicable

Shift:

Not Indicated

Valid Driving License:

No

Hazardous Material(s):

N/A

Job Posting End Date:

10/26/2026 *A job posting is effective until 11:59:59PM on the day BEFORE  the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date.

Requisition ID:R421434

Job details

Seniority
Intern/Fellow/Postdoc
Function
Drug Discovery & Preclinical Research
Therapeutic area
Not listed
Location
Cambridge, Massachusetts, United States of America
Employment type
FULL_TIME

How this role compares

Computed from every other active Drug Discovery & Preclinical Research role in our database, not just this employer's listings.

We currently track 81 comparable Intern/Fellow/Postdoc Drug Discovery & Preclinical Research roles across 25 biopharma companies.

81Comparable roles tracked
74Currently active
25Companies hiring similar roles
11Countries represented

Salary context

16 of 81 peers report a salary range (USD, annualized)

Peers share this role's job function and a matching or adjacent seniority level -- not necessarily the same therapeutic area or country.

This roleSubject Not listed on this posting
Lowest disclosed · 2027 Future Talent Program - Discovery Neuroscience - Co-op · Merck $39,908/yr – $111,111/yr
Highest disclosed · Associate Scientist, Biology · Gilead Sciences, Inc. $109,650/yr – $141,900/yr
Peer group range $75,510 – $125,775 (median $90,600)

Where these roles are based

Top locations among the 81 comparable roles

United States49
France9
Germany5
Belgium4
Canada3
Switzerland3

+ 5 more countries

Seniority mix

81 of 81 peers have a known seniority level

Intern/Fellow/Postdoc57
Associate24

Therapeutic area mix

12 of 81 peers have a known therapeutic area; the rest are genuinely unlabeled, not hidden

Oncology5
Neuroscience4
Cardiovascular / CVRM2
Immunology1

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Every comparison starts from the same 100-point budget: 25 for working in the same function, 40 for the same therapeutic area, 20 for the same or adjacent seniority, 15 for the same country. A dimension we can't confirm on both sides contributes nothing, never a guess, never a free pass.

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Unmatched or unknown dimensions score exactly the same: 0 points, never a partial guess. A role we know almost nothing about beyond its function bottoms out at 25%; it never inflates to 100% just because there's little to compare against. Seniority uses a defined ladder (Associate → Manager → Associate Director → Senior → Principal → Director → Senior Director → Executive/VP) so "Director" and "Senior Director" count as adjacent, but "Director" and "Executive/VP" do not.